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• LEN

LEN

Type	Function
Description	Determines the length of a string (number of characters in a string). Note The function does not support 4-byte Unicode characters in the input string.
Parameters	Input IN1 Data type: ANY_STRING Description: Input string. Output OUT Data type: INT Description: Length of string IN1.
Additional information	EN/ENO behavior The POU is only executed if TRUE is applied to the EN input. If EN = FALSE, the POU is not executed and ENO = FALSE indicates the inactivity. Further Info See the topic "General information on execution control with EN/ENO" for further details.